The application of ultrafiltration technology have been dominant in
the fruit juice processing. Ultrafiltration membrane equipment must
be equipped with the automatic control part, mainly the pressure,
temperature, power, self-cleaning and protection. Fruit juice
processed after Ultrafiltration membrane device is closer to the
original juice than the chemical composition of the traditional
processing, The calcium, magnesium ions content in the traditional
apple juice is much more than the juice after the ultrafiltration
due to the use of clarifying agent and diatomite.